A gallstone is a stone formed within the gallbladder out of precipitated bile components. The term cholelithiasis may refer to the presence of gallstones or to any disease caused by gallstones, and choledocholithiasis refers to presence of migrated gallstones within bile ducts.
Most people with gallstones (about 80%) are asymptomatic. However, when a gallstone manages to obstruct the bile duct and cause acute cholestasis, a reflexive smooth muscle spasm often occurs, resulting in an intense cramp-like ...
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